Grinding a Mirror "For it is true that astronomy, from a popular standpoint, is handicapped by the inability of the average workman to own an expensive astronomical telescope. It is also true that if an amateur starts out to build a telescope just for fun he will find, before his labors are over, that he has become seriously interested in the ...
If one of our standard telescope mirror blanks isn't exactly what you're looking for, Advanced Glass can custom make a telescope mirror blank to your specifications. AGI can manufacture mirror …
Telescope Mirror Grinding Machine For Sale. Mar 16, 2015· Page 1 of 5 - Making a Mirror grinding & Polishing machine - posted in ATM, Optics and DIY Forum: Hello, I am on the half of the way to make a mirror grinding machine inspired by original M-O-M design.
Telescope Mirror Grinding Machine For Sale . Clay crusher cheap stone crushing machine for sale telescope mirror grinding machines mirror grinding machine construction log more us2779137a mirror grinding machine google patents prior art keywords frame figure tools discs over prior art date 19540921 legal status the legal status is an assumption ...
telescope mirror grinding machine for sale. mirror grinding machine for sale africarhirecoza. Grinding Machine for Large Telescope Mirrors I designed and built a grinding machine for mirrors up to 42 inches [11m] in diameter By slipping on and off a couple of belts, the machine can quickly be. Live Chat; Newport Glass Works, LTD Grinding ...
These mirrors or any telescope we may supply with these mirrors is not supplied with a full Zygo report. Professional Professional Grade Optics primaries are produced from quality low expansion Suprax glass from Schott Germany. 1/6 PV wavefront specification giving excellent images for any choice of subject.
Telescope Mirror Grinding Machine For Sale. Mirror Grinding Machine G W Ritchey Flickr Photo Sharing grind a series of telescope mirrors starting with a 24inch and then a 60inch mirror for a telescope initially intended for the Yerkes Observatory The grinding machine…
Mar 06, 2006· Making a homemade mirror grinding machine - posted in ATM, Optics and DIY Forum: I want to make a motorized mirror grinder, any good info on this, i have a couple geared motors, low speed high torque. One more question ...will 1 1/2 shaft size pillow block bearings work good for a homemade EQ mount? Thank you, John
My Mirror Grinding Machine. For a long time I've wanted to build a machine for grinding telescope mirrors. Dennis Rech's M-o-M designs finally inspired me to just get up and do it. Over the years, I'd been collecting motors, gear boxes, pulleys, etc. Most of them came from industrial junk yards.
The November 1974 issue of Sky & Telescope (page 325) carried an article by Eric G.H. Mobsby of Blandford Forum, Dorset, England, describing a method of testing medium and long focus mirrors with a special inverse grating that can be interpreted with the ease of a Null Test. Robert A. Cox, then Co-editor of the Gleanings for ATM's column ...
Telescope Mirror Blanks Providing telescope mirror blanks and kits to telescope makers. Mirror blanks are individually tested for internal strain. Plastic protractor inserted under a 6 inch mirror blank during a stress test, to illustrate what stress would look like - if there were any present.
Make Offer - 15" Glass Reflector Telescope Mirror Lens Optical Optics Laser Over 2" Thick. 1.52" 2ndary mirror and holder telescope part. $80.00 5d 10h +$7.50 shipping. Make Offer - 1.52" 2ndary mirror and holder telescope part.75" diagonal mirror telescope part. $25.00 4d 9h
telescope mirror grinding machines . Get Price Read More Mirror Grinding Machines telescope mirror grinding machine – Grinding Mill China Grinding and Testing a Telescope Mirror RASC St John s Centre You need special machinery to grind a mirror Indeed you do if you are going to use machinery at all The machinery must be made to mimic the human action Humans make the best
Telescope Mirror coating - recoating - aluminising, telescope mirror blanks, polishing, grinding and pitch supplies. View Basket (0) £0.00 ex VAT View Quote (0) Register Login. Telephone: +44 (0) 1268 728077 | Fax: +44 (0) 1268 590445. ... We offer a Telescope mirror re coating service for both Primary and Secondary telescope mirrors.
We are your source for astronomy telescopes, eyepieces, astroimaging cameras, and more! Browse an extensive selection of astronomy equipment at Telescopes.net.
Joy Of Mirror Making Rough Grinding. rough grinding a telescope mirrorhe joy of mirror making mel bartels rough grinding also theres the difficulty of creating a spherical curve in the mirror facehe grinding wheel on a boom approach is difficult because it is hard to anchor the mirror and the booms pivot so that they do not move in relation to each otherlass tools.
Jun 12, 2016· What are the best sources for mirror blanks? - posted in ATM, Optics and DIY Forum: Ever since I found Stellafanes mirror making page, Ive been itching to build my own telescope. Im going to start with a 6-8in. Newt (the classic beginning ATM project!). All I need now are the materials! I can find the yogurt containers pretty easily. For the rest of it, I had to do a little searching.
Grinding Machine for Large Telescope Mirrors. I designed and built a grinding machine for mirrors up to 42 inches [1.1m] in diameter. By slipping on and off a couple of belts, the machine can quickly be reconfigured for spinning work or for stroking work. The machine can also work smaller mirrors if the drip pan is moved to the fast shaft on ...
Rough grinding. This step is about making one side of the glass concave. It will give your mirror its overall focal ratio. If you make the centre deep, you will end up with a fast telescope (e.g. F/D = 4) well suited for deep sky observations. On the opposite, a shallow mirror (e.g. F/D = 8) will be performing very well on planets and the moon.
Amazon's Choice for telescope mirrors Ullman Devices HTC-2 High-Tech Telescoping Inspection Mirror, 2-1/4" Diameter, 6-1/2" to 36-3/8" Length 4.6 out of 5 stars 192
Telespe Mirror Grinding Machine Techniker Leipzig. George willis ritchey built this mirror grinding machine at the yerkes observatory in williams bay, wisconsin, in the late 1890s.Under the sponsorship of george ellery hale, the machine was used to grind a series of telescope mirrors starting with a 24-inch and then a 60-inch mirror for a telescope initially intended for the yerkes observatory.
Telescope Mirror Grinding Machine For Sale. Telescope grinding machine « mines crusher for sale telescope mirror grinding machine the new grinding machine is being used to re-make the old tro 30 inch mirror and the, it will be capable of making a planned 1m, read more how to make a telescope mirror grinding machine .
Mirror-O-Matic grinding machine. When I decided in 2009 after a ten-year break to get into mirror making again, it quickly became clear to me that I would need to construct machine, as hand grinding big mirrors is not something very beneficial for the hands of a musician.
Mirror Grinding Machine For Sale- LEMINE Mining machine. Mar 06 2006 making a homemade mirror grinding machine posted in atm optics and diy forum i want to make a motorized mirror grinder any good info on this i have a couple geared motors low speed high torque one more question will 1 12 shaft size pillow,Mirror grinding machine for sale.
Making a Mirror grinding & Polishing machine - ATM, Optics, Mar 16, 2015· Page 1 of 5 - Making a Mirror grinding & Polishing machine - posted in ATM, Optics and DIY Forum: Hello, I am on the half of the way to make a mirror grinding machine inspired by original M-O-M design I made the pulley arrangement such a way that, both the turn table & eccentric spins at 50 RPM fixed I wont go for ...
telescope mirror grinding machines . home» telescope mirror grinding machines telescope mirror grinding machines. sam's laser faq used brush grinding machines with graples for sale; Get Price ; mirror grinding moulding . mirror grinding machine for sale. astro tel mirror grinding machine. mirror reflections inc. is a custom moulding knife ...
This is my home-built edge grinding machine for grinding down my home-cast mirror blanks. Click to see the whole project. This is a 12.5 inch diameter, 1.5 inch thick, light-weight honeycomb-back telescope mirror blank that I made myself.
Mirror Grinding Machine For Sale . mirror grinding machine mill for sale. Bill Kelly Alan Adler instead of grinding, flex the mirror And Sky and Telescope · Jim Crombie Mirror Grinding Machine. Get Price; Jeff Baldwin's machine. Fixedpost machine grinding is where the mirror is on a turntable rotating around 20 PRM [speeds vary], and a 75% ...
It is a fine-looking, near full-thickness, 10 inch diameter blank that I intend to grind and polish into a 1st class telescope mirror. Here is a stack of my home-made 8 and 10 inch mirror blanks. The second from the bottom is the one above. I can use the thinner blank below it as the grinding tool. UPDATE